Skip to content
master
Switch branches/tags
Code

Files

Permalink
Failed to load latest commit information.
Type
Name
Latest commit message
Commit time
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

FreeDSP logo

freeDSP aurora

An open source and open hardware freeDSP board based on ADAU1452 with 8 analog I/O, S/P-DIF I/O, ADAT I/O, USB Audio, WiFi, Bluetooth.

It supports various and convenient physical addons and multiple software plugins, and is controlled by web interface.

Main features

  • Analog Devices ADAU1452, 294.912 MHz, 32-bit SigmaDSP
    • 6144 SIMD instructions per sample @ 48kHz fs
    • 40kWords of data RAM
    • 800ms digital audio delay pool @ 48kHz fs
    • 8 stereo ASRCs with 139dB DNR
  • XMOS XE216-512-TQ128 for multichannel bidirectional audio streaming
  • ESP32 for WiFi or Bluetooth control
  • AKM AK4458 32bit-DAC
  • AKM AK5558 32bit-ADC
  • Supporting sample rates between 44.1kHz and 192kHz
  • 8 analog balanced input channels, +6dBu
  • 8 analog balanced output channels, +6dBu
  • S/P-DIF input and output
  • ADAT input and output
  • Wordclock input and output
  • Support for display, rotary encoder, volume potentiometer, temperature sensor, PWM controlled fan, IR sensor
  • One freeDSP expansion header
  • USB Audio Class 2 Bidirectional streaming with 8 channels in and 8 channels out, full-duplex. Works with ASIO driver under Windows 10 and driverless under macOS and Linux.
  • Realtime control software over WiFi or Bluetooth available under an open source license
  • THD DAC: -103dB @ 1kHz, 0dBfs, fs=48kHz
  • THD ADC: -101dB @ 1kHz, 0dBfs, fs=48kHz
  • Latency: 1.125ms (talkthrough ADC->DSP->DAC)
  • Board dimensions: 110mm x 110mm

MAIN COORDINATOR: dspverden

Contributing

Please take care on which branch you're currently working!

Branches:

  • master - this branch always holds the latest released revision
  • develop - this is the develop branch with new features. Please base your patches on this branch.

Build instructionsAddons | User Documentation

License

Creative Commons License
This work is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License.

Links

About

freeDSP ADAU1452 with 8 analog input, 8 analog outputs, S/P-DIF I/O, ADAT I/O, USB Audio Class2, WiFi, Bluetooth

Resources

License

Packages

No packages published